Bead core
[机] 叶轮心
🧩 词语组成解析
bead
[bid]
n. 有孔小珠，念珠;水珠，露珠;珠子项链;
vt. 用小珠装饰;使成串珠状;
vi. 形成珠状;起泡;
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
When I slept, he was out.
当我睡了时候，他外出了。
Do you have to feed plants like you feed chickens? Or do they grow up by themselves?
你得要像喂小鸡那样去喂幼苗吗？还是它们自己长大呢？